1489741540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10641011}}^1$

素因数の和:10641027

約数の個数: 24

約数和(自身を含む): 3575380032

約数和(自身を除く): 2085638492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10641011, 21282022, 42564044, 53205055, 74487077, 106410110, 148974154, 212820220, 297948308, 372435385, 744870770, 1489741540]

約数ペア:

[(1, 1489741540), (2, 744870770), (4, 372435385), (5, 297948308), (7, 212820220), (10, 148974154), (14, 106410110), (20, 74487077), (28, 53205055), (35, 42564044), (70, 21282022), (140, 10641011)]